There are some tricks you can use to format voice commands. For instance, say you would like to give a command that changes your television to a specific channel. You could do this by creating a voice command for every possible channel, but that's impractical. Instead, your voice command can contain ranges of words. The recognition engine will accept any one of the words. The command that will change your television to any channel would look like this:TV channel (0|1|2|3|4|5|6|7|8|9)+